Home / 10,181.68-15,269.28-3,254.56

Finding the Fourth Proportional to 10,181.68, 15,269.28 and 3,254.56

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Solution

The fourth proportional to 10,181.68, 15,269.28 and 3,254.56 is: 4,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.68 : 15,269.28 = 3,254.56 : x
  2. Step 2: Convert to fraction form
    10,181.68/15,269.28 = 3,254.56/x
  3. Step 3: Cross multiply
    10,181.68x = 15,269.28 × 3,254.56
  4. Step 4: Simplify right side
    10,181.68x = 49,694,787.92
  5. Step 5: Solve for x
    x = 49,694,787.92/10,181.68
  6. Step 6: Final answer
    x = 4,880.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.